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科研机构
北京大学 [158]
内容类型
期刊论文 [113]
其他 [37]
会议论文 [8]
发表日期
2017 [12]
2016 [13]
2015 [23]
2014 [11]
2013 [8]
2012 [12]
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专题:北京大学
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Carbon stocks and changes of dead organic matter in China's forests
期刊论文
NATURE COMMUNICATIONS, 2017
Zhu, Jianxiao
;
Hu, Huifeng
;
Tao, Shengli
;
Chi, Xiulian
;
Li, Peng
;
Jiang, Lai
;
Ji, Chengjun
;
Zhu, Jiangling
;
Tang, Zhiyao
;
Pan, Yude
;
Birdsey, Richard A.
;
He, Xinhua
;
Fang, Jingyun
收藏
  |  
浏览/下载:116/0
  |  
提交时间:2017/12/03
COARSE WOODY DEBRIS
BIOMASS CARBON
RELATIVE CONTRIBUTIONS
TEMPERATE FORESTS
CLIMATE-CHANGE
UNITED-STATES
ECOSYSTEMS
DYNAMICS
GROWTH
DISTURBANCE
Air quality and its response to satellite-derived urban form in the Yangtze River Delta, China
期刊论文
ECOLOGICAL INDICATORS, 2017
She, Qiannan
;
Peng, Xia
;
Xu, Qian
;
Long, Lingbo
;
Wei, Ning
;
Liu, Min
;
Jia, Wenxiao
;
Zhou, Taoye
;
Han, Ji
;
Xiang, Weining
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
Urban air pollution
Urban form
Landscape metrics
Buffer distances
Yangtze River Delta
FIELD POLLUTANT DISPERSION
STREET CANYONS
UNITED-STATES
US CITIES
PM2.5
CITY
SUSTAINABILITY
TRANSPORT
IMPACTS
DEMAND
Retrieving the gap fraction, element clumping index, and leaf area index of individual trees using single-scan data from a terrestrial laser scanner
期刊论文
ISPRS JOURNAL OF PHOTOGRAMMETRY AND REMOTE SENSING, 2017
Li, Yumei
;
Guo, Qinghua
;
Su, Yanjun
;
Tao, Shengli
;
Zhao, Kaiguang
;
Xu, Guangcai
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
Destructive sample
Extinction coefficient
Single scanning
Terrestrial laser scanning
Riegl VZ-400
GROUND-BASED LIDAR
HEMISPHERICAL PHOTOGRAPHY
ANGLE DISTRIBUTION
FOREST STRUCTURE
PLANT CANOPIES
BOREAL FORESTS
STANDS
ARCHITECTURE
DERIVATION
DENSITY
Learning With Auxiliary Less-Noisy Labels
其他
2017-01-01
Duan, Yunyan
;
Wu, Ou
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Maximum likelihood approach
noisy degrees
noisy labels
soft constraints
Topological defects in an unconfined nematic fluid induced by single and double spherical colloidal particles
其他
2017-01-01
Wang, Yiwei
;
Zhang, Pingwen
;
Chen, Jeff Z. Y.
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
SATURN-RING DEFECTS
LIQUID-CRYSTALS
POINT-DEFECTS
DISCLINATION LOOPS
FINE-STRUCTURE
FORCES
PHASE
NANOPARTICLES
DISPERSIONS
STABILITY
Strain engineering effect on surprising magnetic semiconducting behavior in zigzag arsenene nanoribbons
期刊论文
COMPUTATIONAL MATERIALS SCIENCE, 2017
Abid, M.
;
Shoaib, Anwer
;
Aslam, Imran
;
Farid, Muhammad Asim
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Metallic edge states
Edge magnetism
Strain engineering
AFM semiconducting ground state
First principles calculations
BLACK PHOSPHORUS
Electronic transitions of tantalum monofluoride
期刊论文
JOURNAL OF CHEMICAL PHYSICS, 2017
Ng, K. F.
;
Zou, Wenli
;
Liu, Wenjian
;
Cheung, A. S.C.
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
CONFIGURATION-INTERACTION CALCULATIONS
LASER SPECTROSCOPY
STATES
Structural and magnetic properties of two branches of the tripod-kagome-lattice family A(2)R(3)Sb(3)O(14) (A = Mg, Zn; R = Pr, Nd, Gd, Tb, Dy, Ho, Er, Yb)
期刊论文
PHYSICAL REVIEW B, 2017
Dun, Z. L.
;
Trinh, J.
;
Lee, M.
;
Choi, E. S.
;
Li, K.
;
Hu, Y. F.
;
Wang, Y. X.
;
Blanc, N.
;
Ramirez, A. P.
;
Zhou, H. D.
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
CRYSTAL-STRUCTURE
SPIN ICE
PYROCHLORE
ANTIFERROMAGNET
SM
FRUSTRATION
TB2TI2O7
RE=LA
STATE
EU
Design, synthesis, and optical/electronic properties of a series of sphere-rod shape amphiphiles based on the C-60-oligofluorene conjugates
期刊论文
CHINESE JOURNAL OF POLYMER SCIENCE, 2017
Teng, Fu-ai
;
Liu, Feng-li
;
Han, Lu
;
Zhu, Zheng-ju
;
Zhang, Yi-fang
;
Wu, Zhi-jin
;
Han, Zhe-wen
;
Zhang, Wen-bin
;
Li, Hui
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Shape amphiphiles
Fullerene
Oligofluorene
Donor-acceptor dyads
HETEROJUNCTION SOLAR-CELLS
MOLECULAR JANUS PARTICLES
BLUE-LIGHT EMISSION
ELECTRON-TRANSFER
PHOTOPHYSICAL PROPERTIES
PHOTOVOLTAIC DEVICES
LIQUID-CRYSTALS
FULLERENE
ENERGY
DYADS
Cs 5D(5/2)-6F 728nm Laser Spectroscopy with Single Pumping Laser
期刊论文
CHINESE PHYSICS LETTERS, 2017
Zhou, Qi
;
Chang, Peng-Yuan
;
Liu, Zhong-Zheng
;
Zhang, Xiao-Gang
;
Zhu, Chuan-Wen
;
Chen, Jing-Biao
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
ACTIVE OPTICAL CLOCK
FILTER
NM
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